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Table 1 Primary characteristics of the patients

From: Mid-term (up to 12 years) clinical and echocardiographic outcomes of percutaneous transvenous mitral commissurotomy in patients with rheumatic mitral stenosis

Characteristics

All patients

Event-free group

Event-positive group

p value

Number

186

155

31

 

Demographic

Age (in years)

46.97 ± 11.67

46.43 ± 11.54

49.65 ± 12.15

0.08

Female sex

152 (81.7%)

125 (80.6%)

27 (87%)

0.19

Clinical

NYHA functional class > 2

142 (76.3%)

120 (77.4%)

22 (70.9%)

0.57

AF cardiac rhythm

48 (25.8%)

32 (20.6%)

16 (51.6%)

 < 0.001

Antibiotic (penicillin) prophylaxis

61 (32.7%)

55 (35.4%)

6 (19.3%)

0.03

Echocardiographic (Pre-PTMC)

E.F (%)

55.60 ± 4.45

55.69 ± 4.21

55.16 ± 5.55

0.11

Left atrial diameter(cm)

4.48 ± 0.58

4.46 ± 0.61

4.56 ± 0.43

0.10

TMPG (mmHg)

15.43 ± 6.86

15.28 ± 6.76

16.21 ± 7.4

0.64

MVA (cm2)

1.03 ± 0.20

1.02 ± 0.20

0.99 ± 0.21

0.55

MR ≥ degree 1

112 (60.2%)

91 (58.7%)

21 (67.7%)

0.38

Wilkins score

8.12 ± 1.21

8.02 ± 1.20

8.61 ± 1.14

0.021

sPAP (mmHg)

43.69 ± 12.9

42.38 ± 12.45

50.33 ± 13.28

0.003

Echocardiographic (Post-PTMC)

IMVA (cm2)

2.03 ± 0.37

2.08 ± 0.35

1.76 ± 0.35

 < 0.001

IMR: degree 2

35 (18.8%)

23 (14.8%)

12 (38.7%)

0.002

ITMPG (mmHg)

5.49 ± 1.59

5.43 ± 1.56

5.75 ± 1.73

0.45

  1. Values are mean ± SD or number (percentage in total). NYHA New York Heart Association, AF atrial fibrillation, EF ejection fraction, TMPG mean trans-mitral pressure gradient, MVA mitral valve area, MR mitral regurgitation, sPAP systolic pulmonary arterial pressure, IMVA immediate post-PTMC mitral valve area, IMR immediate post-PTMC mitral regurgitation, ITMPG immediate post-PTMC mean trans-mitral pressure gradient